Blackboard eraser and dust collecter



FIG. 1 is a front view of a blackboard eraser and dust collecter showingmy new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a perspective view thereof.

The ornamental design for a blackboard eraser and dust collecter, as shown and described. 